Nothing is ever that urgent. If they insist on immediate purchase, I invariably walk.
It took me decades to learn this. I mean, to really learn it.
Barring emergencies (like blood squirting out of puncture wound, or part of your house is on fire):
NOTHING is ever urgent.
You set the pace of your life. You speak when you are ready. You act when you are ready. Take as much time as you need to think.
My dad: "It's worth nothing to you tomorrow."
Tree guy: "You're not gonna have Christmas?"
Unless it's the Joint Chiefs calling me up from the war room to stop a meteor from destroying the planet, I'd rather go back to sleep. Even then I still might: they can fire me in the morning if there is one.